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SubjectRe: [PATCH V5 1/3] drm/panel: simple: Add Logic PD Type 28 display support
On Wed, Oct 30, 2019 at 09:44:20AM -0500, Adam Ford wrote:
> On Wed, Oct 16, 2019 at 8:52 AM Adam Ford <aford173@gmail.com> wrote:
> >
> > Previously, there was an omap panel-dpi driver that would
> > read generic timings from the device tree and set the display
> > timing accordingly. This driver was removed so the screen
> > no longer functions. This patch modifies the panel-simple
> > file to setup the timings to the same values previously used.
> >
> > Fixes: 8bf4b1621178 ("drm/omap: Remove panel-dpi driver")
>
> Will this be able to make it into linux-next for the 5.5 merge window?
> I believe Tony has picked up the device tree portion in his omap
> tree, but I haven't seen any notifications on this series on whether
> or not it's being applied. I also don't know which tree I need to
> look if it's already been applied.
>
> This fixes a regression introduced a while ago where the driver I was
> using for the display was removed.

Sam, would you be able to pick this up ?

> > Signed-off-by: Adam Ford <aford173@gmail.com>
> > Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
> > ---
> > V5: No Change
> > V4: No Change
> > V3: No Change
> > V2: No Change
> >
> > diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
> > index 5d487686d25c..72f69709f349 100644
> > --- a/drivers/gpu/drm/panel/panel-simple.c
> > +++ b/drivers/gpu/drm/panel/panel-simple.c
> > @@ -2061,6 +2061,40 @@ static const struct drm_display_mode mitsubishi_aa070mc01_mode = {
> > .flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC,
> > };
> >
> > +static const struct drm_display_mode logicpd_type_28_mode = {
> > + .clock = 9000,
> > + .hdisplay = 480,
> > + .hsync_start = 480 + 3,
> > + .hsync_end = 480 + 3 + 42,
> > + .htotal = 480 + 3 + 42 + 2,
> > +
> > + .vdisplay = 272,
> > + .vsync_start = 272 + 2,
> > + .vsync_end = 272 + 2 + 11,
> > + .vtotal = 272 + 2 + 11 + 3,
> > + .vrefresh = 60,
> > + .flags = DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC,
> > +};
> > +
> > +static const struct panel_desc logicpd_type_28 = {
> > + .modes = &logicpd_type_28_mode,
> > + .num_modes = 1,
> > + .bpc = 8,
> > + .size = {
> > + .width = 105,
> > + .height = 67,
> > + },
> > + .delay = {
> > + .prepare = 200,
> > + .enable = 200,
> > + .unprepare = 200,
> > + .disable = 200,
> > + },
> > + .bus_format = MEDIA_BUS_FMT_RGB888_1X24,
> > + .bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE |
> > + DRM_BUS_FLAG_SYNC_DRIVE_NEGEDGE,
> > +};
> > +
> > static const struct panel_desc mitsubishi_aa070mc01 = {
> > .modes = &mitsubishi_aa070mc01_mode,
> > .num_modes = 1,
> > @@ -3287,6 +3321,9 @@ static const struct of_device_id platform_of_match[] = {
> > }, {
> > .compatible = "lg,lp129qe",
> > .data = &lg_lp129qe,
> > + }, {
> > + .compatible = "logicpd,type28",
> > + .data = &logicpd_type_28,
> > }, {
> > .compatible = "mitsubishi,aa070mc01-ca1",
> > .data = &mitsubishi_aa070mc01,

--
Regards,

Laurent Pinchart

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